No sooner did Sen. Dianne Feinstein, the top Democrat on the Senate Judiciary Committee, unilaterally release the testimony of Fusion GPS co-founder Glenn Simpson than liberals and their advocates in the media were claiming victory. Look, they argued, the Donald Trump investigation was completely justified because the infamous “dossier,” according to Simpson, had been corroborated by the FBI.

It was a dramatic moment. Also, as far as we know, untrue.

Intelligence - Agent - Dossier

​The ​former British intelligence agent who compiled the controversial dossier...

What we do know is that in the middle of a contentious campaign for the presidency, Democrats paid Fusion GPS to dig up dirt on Trump. The resulting, largely fictitious “dossier,” was then used not only as fodder for the Obama administration’s investigation into its political opponents but also to spread unsubstantiated rumors about Trump to the press.

Christopher - Steele - Spy - Information - Dossier

We also know Christopher Steele, a former British spy, gathered information for the dossier from a hodgepodge of rumors from Russian sources that, according to Simpson’s own testimony, were never substantiated by the firm. Steele called the collection of rumors “raw” and “unverified.”

Simpson told Congress, in his prevaricating and often defensive testimony, that Steele allegedly went to the FBI because he believed the Kremlin had the goods on Trump. The Russians, he claimed, were blackmailing the candidate with evidence of sordid sexual escapades. More significant, the Trump team had colluded with the Russians in hacking e-mails of Democrats during the campaign and were working on a quid pro quo basis. It was like calling 911 when witnessing a potential crime, Steele noted.

Claims - Testimony

Well, almost immediately, one of the most-repeated and significant claims backing this testimony had to be walked back.

Simpson told Congress “an internal campaign source,” a “whistle-blower” within the Trump organization, had corroborated some of the information in the dossier for the FBI. This was a...